{"id":66137,"date":"2023-04-18T06:21:43","date_gmt":"2023-04-18T04:21:43","guid":{"rendered":"https:\/\/botland.com.pl\/blog\/hub-usb-co-to-jest-i-jaki-wybrac\/"},"modified":"2023-07-14T11:32:24","modified_gmt":"2023-07-14T09:32:24","slug":"usb-hub-co-to-je-a-jaky-vybrat","status":"publish","type":"post","link":"https:\/\/botland.cz\/blog\/usb-hub-co-to-je-a-jaky-vybrat\/","title":{"rendered":"USB hub – co to je a jak\u00fd vybrat?"},"content":{"rendered":"\u010cas \u010dten\u00ed:<\/span> 3<\/span> min.<\/span><\/span>\t\t
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\nRozbo\u010dova\u010d USB je praktick\u00e9 p\u0159\u00edslu\u0161enstv\u00ed, kter\u00e9 se hod\u00ed v ka\u017ed\u00e9 dom\u00e1cnosti nebo kancel\u00e1\u0159i. Zjist\u011bte, co je to rozbo\u010dova\u010d USB a jak takov\u00e9 za\u0159\u00edzen\u00ed funguje! \n<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Co je to USB hub?<\/h2><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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USB hub je rozbo\u010dova\u010d USB (tak\u00e9: splitter), za\u0159\u00edzen\u00ed, kter\u00e9 umo\u017e\u0148uje p\u0159ipojit k jednomu portu USB v\u00edce ne\u017e jednu z\u00e1str\u010dku tohoto typu. Obvykle maj\u00ed v\u00fdstup v podob\u011b kabelu s konektorem USB (obvykle USB A, micro USB nebo USB C) a n\u011bkolik vstup\u016f ve stejn\u00fdch nebo r\u016fzn\u00fdch standardech. Uvnit\u0159 rozbo\u010dova\u010de se nach\u00e1z\u00ed \u0159adi\u010d, kter\u00fd umo\u017e\u0148uje p\u0159esm\u011brov\u00e1n\u00ed dat a nap\u00e1jen\u00ed na p\u0159\u00edslu\u0161n\u00e9 m\u00edsto, tak\u017ee sign\u00e1ly z n\u011bkolika vstup\u016f mohou b\u00fdt vedeny do jednoho portu (a naopak). Krom\u011b toho m\u016f\u017ee m\u00edt za\u0159\u00edzen\u00ed dal\u0161\u00ed sou\u010d\u00e1sti, nap\u0159\u00edklad nap\u00e1jec\u00ed obvod (u aktivn\u00edch rozbo\u010dova\u010d\u016f) nebo p\u0159ep\u00edna\u010de pro jednotliv\u00e9 vstupy nebo celou sou\u010d\u00e1st. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t
USB huby jsou k dispozici v obchod\u011b Botland.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPOD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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K \u010demu slou\u017e\u00ed USB huby?<\/h2><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Rozbo\u010dova\u010de USB mohou plnit r\u016fzn\u00e9 funkce. P\u0159edev\u0161\u00edm umo\u017e\u0148uj\u00ed zv\u00fd\u0161it po\u010det port\u016f USB na za\u0159\u00edzen\u00edch, jako jsou stoln\u00ed po\u010d\u00edta\u010de, notebooky, jednodeskov\u00e9 po\u010d\u00edta\u010de nebo mobiln\u00ed za\u0159\u00edzen\u00ed (chytr\u00e9 telefony, tablety), a sou\u010dasn\u011b p\u0159ipojit dal\u0161\u00ed za\u0159\u00edzen\u00ed. Rozbo\u010dova\u010de USB obvykle zaji\u0161\u0165uj\u00ed p\u0159enos dat i nap\u00e1jen\u00ed za\u0159\u00edzen\u00ed, tak\u017ee jsou ide\u00e1ln\u00ed nap\u0159\u00edklad pro p\u0159ipojen\u00ed n\u011bkolika perifern\u00edch za\u0159\u00edzen\u00ed k jedin\u00e9mu portu USB. Mohou tak\u00e9 fungovat jako adapt\u00e9r mezi r\u016fzn\u00fdmi variantami konektor\u016f USB (nap\u0159\u00edklad z USB typu A na USB C). Krom\u011b toho se rozbo\u010dova\u010de USB pou\u017e\u00edvaj\u00ed k ochran\u011b konektor\u016f p\u0159ed rychl\u00fdm opot\u0159eben\u00edm nebo k usnadn\u011bn\u00ed p\u0159\u00edstupu k port\u016fm um\u00edst\u011bn\u00fdm na t\u011b\u017eko p\u0159\u00edstupn\u00fdch m\u00edstech. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Jak\u00e9 jsou typy rozbo\u010dova\u010d\u016f USB?<\/h2><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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P\u0159\u00edklad pasivn\u00edho USB hubu.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPOD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
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Rozbo\u010dova\u010de USB lze v z\u00e1sad\u011b rozd\u011blit na pasivn\u00ed, aktivn\u00ed a aktivn\u011b-pasivn\u00ed. Pasivn\u00ed rozbo\u010dova\u010de USB nemaj\u00ed p\u0159\u00eddavn\u00fd zdroj nap\u00e1jen\u00ed a elekt\u0159inu pot\u0159ebnou k provozu \u010derpaj\u00ed z portu USB, ke kter\u00e9mu jsou p\u0159ipojeny. Vyzna\u010duj\u00ed se mal\u00fdmi rozm\u011bry, ale nemus\u00ed b\u00fdt schopny zvl\u00e1dnout n\u011bkter\u00e9 \u00falohy, p\u0159edev\u0161\u00edm nap\u00e1jen\u00ed za\u0159\u00edzen\u00ed s vy\u0161\u0161\u00ed spot\u0159ebou energie. <\/p>\n

Aktivn\u00ed USB huby maj\u00ed samostatn\u00e9 nap\u00e1jen\u00ed, a jsou proto v\u011bt\u0161\u00ed a t\u011b\u017e\u0161\u00ed, ale obvykle nab\u00edzej\u00ed v\u00edce port\u016f a lze je pou\u017e\u00edt pro n\u00e1ro\u010dn\u011bj\u0161\u00ed aplikace, nap\u0159\u00edklad pro nap\u00e1jen\u00ed n\u011bkolika za\u0159\u00edzen\u00ed s vysok\u00fdmi n\u00e1roky na nap\u00e1jen\u00ed (nap\u0159\u00edklad vysokorychlostn\u00ed extern\u00ed disky). Mezilehl\u00fdm \u0159e\u0161en\u00edm jsou aktivn\u00ed pasivn\u00ed rozbo\u010dova\u010de USB, co\u017e jsou aktivn\u00ed za\u0159\u00edzen\u00ed s mo\u017enost\u00ed pou\u017eit\u00ed jako pasivn\u00ed, kdy\u017e je zdroj nap\u00e1jen\u00ed odpojen. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Pozor!<\/span><\/h3>\n

P\u0159i n\u00e1kupu aktivn\u00edho nebo aktivn\u011b pasivn\u00edho rozbo\u010dova\u010de USB v\u011bnujte pozornost tomu, zda je sou\u010d\u00e1st\u00ed balen\u00ed vhodn\u00fd nap\u00e1jec\u00ed zdroj.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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USB hub - dal\u0161\u00ed d\u016fle\u017eit\u00e9 parametry<\/h2><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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Rozbo\u010dova\u010de USB se li\u0161\u00ed nejen zp\u016fsobem nap\u00e1jen\u00ed. Mezi d\u016fle\u017eit\u00e9 rozd\u00edly pat\u0159\u00ed tak\u00e9 rychlost p\u0159enosu dat v z\u00e1vislosti na standardu konektoru, dostupn\u00e9 porty, zp\u016fsob mont\u00e1\u017ee, p\u0159\u00edtomnost dopl\u0148kov\u00fdch funkc\u00ed a mnoho dal\u0161\u00edch vlastnost\u00ed. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Standard USB<\/h3>\n

Standard USB, podle kter\u00e9ho je rozbo\u010dova\u010d vyroben, ur\u010duje rychlost p\u0159enosu dat a maxim\u00e1ln\u00ed energetickou \u00fa\u010dinnost p\u0159ipojen\u00fdch za\u0159\u00edzen\u00ed. Nejb\u011b\u017en\u011bj\u0161\u00ed jsou rozbo\u010dova\u010de USB 2.0, 3.0 a USB C. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Dostupn\u00e9 konektory<\/h3>\n

Rozbo\u010dova\u010de USB mohou m\u00edt r\u016fzn\u00e9 p\u0159ipojovac\u00ed kabely s r\u016fzn\u00fdmi z\u00e1str\u010dkami, co\u017e podmi\u0148uje jejich pou\u017eit\u00ed v r\u016fzn\u00fdch situac\u00edch. Rozbo\u010dova\u010de ur\u010den\u00e9 pro p\u0159ipojen\u00ed ke stoln\u00edmu nebo p\u0159enosn\u00e9mu po\u010d\u00edta\u010di budou m\u00edt obvykle kabel s konektorem USB C, zat\u00edmco pro mobiln\u00ed za\u0159\u00edzen\u00ed to bude obvykle konektor USB C nebo micro USB (kabel m\u016f\u017ee b\u00fdt tak\u00e9 vym\u011bniteln\u00fd). Pokud v\u0161ak jde o konektory dostupn\u00e9 na samotn\u00e9m rozbo\u010dova\u010di, mohou zde b\u00fdt r\u016fzn\u00e9 typy port\u016f USB (USB A, USB C, micro USB) a tak\u00e9 dal\u0161\u00ed z\u00e1suvky, nap\u0159\u00edklad HDMI. Po\u010det a typ port\u016f se m\u016f\u017ee zna\u010dn\u011b li\u0161it. Je t\u0159eba m\u00edt na pam\u011bti, \u017ee ka\u017ed\u00fd pou\u017eit\u00fd konektor je zdrojem energetick\u00fdch ztr\u00e1t, tak\u017ee u rozbo\u010dova\u010d\u016f s v\u00edce z\u00e1suvkami se vyplat\u00ed zvolit aktivn\u00ed verzi. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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Na trhu jsou k dispozici r\u016fzn\u00e9 typy rozd\u011blova\u010d\u016f. <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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\n\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\tPOD\u00cdVEJTE SE NA<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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Dal\u0161\u00ed funkce<\/h3>\n

Uvnit\u0159 rozbo\u010dova\u010de USB mohou b\u00fdt dal\u0161\u00ed sou\u010d\u00e1sti, kter\u00e9 umo\u017e\u0148uj\u00ed za\u0159\u00edzen\u00ed pou\u017e\u00edvat nap\u0159\u00edklad jako \u010dte\u010dku karet SD nebo rychlonab\u00edje\u010dku. Na trhu jsou tak\u00e9 rozbo\u010dova\u010de podporuj\u00edc\u00ed technologie, jako je Samsung Dex, kter\u00e9 umo\u017e\u0148uj\u00ed p\u0159ipojen\u00ed perifern\u00edch za\u0159\u00edzen\u00ed (nap\u0159\u00edklad my\u0161i nebo kl\u00e1vesnice) k smartphon\u016fm a tablet\u016fm. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Zp\u016fsob mont\u00e1\u017ee<\/h3>\n

USB hub lze v z\u00e1vislosti na jeho velikosti, tvaru a po\u010dtu port\u016f p\u0159ipojit p\u0159\u00edmo do z\u00e1suvky nebo pomoc\u00ed del\u0161\u00edho kabelu, kter\u00fd umo\u017e\u0148uje jeho um\u00edst\u011bn\u00ed na jin\u00e9 m\u00edsto (nap\u0159\u00edklad na st\u016fl). N\u011bkter\u00e9 rozbo\u010dova\u010de USB se dod\u00e1vaj\u00ed se speci\u00e1ln\u00edm mont\u00e1\u017en\u00edm p\u0159\u00edslu\u0161enstv\u00edm, jako jsou nap\u0159\u00edklad stoln\u00ed \u0161roubovac\u00ed stojany. Pokud pl\u00e1nujete pou\u017e\u00edvat tento typ modelu, vyplat\u00ed se v\u011bnovat pozornost d\u00e9lce dod\u00e1van\u00e9ho kabelu. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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N\u011bkter\u00e9 rozbo\u010dova\u010de mohou pracovat i s n\u011bkolika konektory.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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V\u00fdrobce<\/h3>\n

P\u0159i v\u00fdb\u011bru rozbo\u010dova\u010de USB stoj\u00ed za to v\u011bnovat pozornost jeho zna\u010dce. Vyu\u017eit\u00ed nab\u00eddky osv\u011bd\u010den\u00e9ho v\u00fdrobce v\u00fdrazn\u011b zvy\u0161uje \u0161ance na spokojen\u00fd n\u00e1kup a z\u00edsk\u00e1n\u00ed v\u00fdrobku, kter\u00fd bude spolehliv\u011b slou\u017eit po mnoho let. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Rozbo\u010dova\u010d USB je praktick\u00e9 p\u0159\u00edslu\u0161enstv\u00ed, kter\u00e9 se hod\u00ed v ka\u017ed\u00e9 dom\u00e1cnosti nebo kancel\u00e1\u0159i. Zjist\u011bte, co je to rozbo\u010dova\u010d USB a jak takov\u00e9 za\u0159\u00edzen\u00ed funguje! <\/p>\n","protected":false},"author":22,"featured_media":65089,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[548,549],"tags":[],"class_list":["post-66137","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-elektronika-cs","category-kompendium-cs"],"acf":[],"yoast_head":"\nUSB hub - co to je a jak\u00fd vybrat? - Botland<\/title>\n<meta name=\"description\" content=\"USB hub (tak\u00e9 USB rozbo\u010dova\u010d) je praktick\u00e9 p\u0159\u00edslu\u0161enstv\u00ed, kter\u00e9 se hod\u00ed v ka\u017ed\u00e9 dom\u00e1cnosti i kancel\u00e1\u0159i. 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